Inventor

John C. Hewson

Inventor

Philadelphia, PA, US

Overview

2007–2012

Patent span

LOC

Primary field

Patents· 23 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

LOC13primary

LOC1383%

H05BElectric heating13%

H01HElectric switches4%

PatentTitleYear

8,228,163'Handheld programmer for lighting control system'2012 7,764,162'Handheld programmer for lighting control system'2010 7,745,750'Dimmer switch having an illuminated button and slider slot'2010 D0601101'Switch'2009 D0592604'Switch'2009 D0581372'Dimmer switch'2008 D0580374'Wall-mountable dual dimmer switch'2008 D0576564'Tabletop dual lamp dimmer switch'2008 D0574333'Wall-mountable dual dimmer switch'2008 7,391,297'Handheld programmer for lighting control system'2008 D0571312'Dimmer switch'2008 D0570298'Tabletop lamp dimmer switch'2008 D0569351'Wall-mountable dimmer switch'2008 D0567767'Wall-mountable dual dimmer switch'2008 D0566048'Dimmer switch'2008 D0566052'Dimmer switch'2008 D0561115'Tabletop dual lamp dimmer switch'2008 D0560618'Tabletop lamp dimmer switch'2008 D0560619'Wall-mountable dimmer switch'2008 D0557665'Lighting control'2007 D0557664'Lighting control'2007 D0557216'Dimmer switch'2007 D0549183'Lighting control'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2012Patents assigned to LUTRON ELECTRONICS CO (23)· patent assignee history

2007–2012Based in Philadelphia, PA, US· patent location history

2007Based in West Conshohocken, PA, US· patent location history

2012Patents assigned to CASH AUDWIN W (1)· patent assignee history

2012Patents assigned to HEWSON JOHN C (1)· patent assignee history

2012Patents assigned to KUMAR RISHI RAJ (1)· patent assignee history

2012Patents assigned to RIGATTI CHRISTOPHER J (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LUTRON ELECTRONICS CO	23	2007–2012
CASH AUDWIN W	1	2012
HEWSON JOHN Cself	1	2012
KUMAR RISHI RAJ	1	2012
RIGATTI CHRISTOPHER J	1	2012

Locations

Location	Patents	Span
Philadelphia, Pennsylvania, US	20	2007–2012
West Conshohocken, Pennsylvania, US	3	2007